Home / 31,344.48-43,253.73-17,913.96

Finding the Fourth Proportional to 31,344.48, 43,253.73 and 17,913.96

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Solution

The fourth proportional to 31,344.48, 43,253.73 and 17,913.96 is: 24,720.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344.48 : 43,253.73 = 17,913.96 : x
  2. Step 2: Convert to fraction form
    31,344.48/43,253.73 = 17,913.96/x
  3. Step 3: Cross multiply
    31,344.48x = 43,253.73 × 17,913.96
  4. Step 4: Simplify right side
    31,344.48x = 774,845,589.07
  5. Step 5: Solve for x
    x = 774,845,589.07/31,344.48
  6. Step 6: Final answer
    x = 24,720.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.